/* Reset & Base */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg: #050505;
    --bg-light: #0c0c0c;
    --bg-card: #0a0a0a;
    --text: #f0f0f0;
    --text-muted: #7a7a7a;
    --accent: #6c63ff;
    --accent-2: #00d4aa;
    --accent-hover: #5a52e0;
    --border: #1a1a1a;
    --border-light: #252525;
    --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    --glow: rgba(108, 99, 255, 0.15);
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

body {
    font-family: var(--font);
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Animated Background */
.bg-effects {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.4;
}

.orb-1 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(108, 99, 255, 0.3), transparent 70%);
    top: -100px;
    right: -100px;
    animation: float1 20s ease-in-out infinite;
}

.orb-2 {
    width: 350px;
    height: 350px;
    background: radial-gradient(circle, rgba(0, 212, 170, 0.2), transparent 70%);
    bottom: 20%;
    left: -150px;
    animation: float2 25s ease-in-out infinite;
}

.orb-3 {
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(108, 99, 255, 0.15), transparent 70%);
    top: 50%;
    right: -100px;
    animation: float3 22s ease-in-out infinite;
}

@keyframes float1 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(-60px, 80px) scale(1.1); }
    66% { transform: translate(40px, -40px) scale(0.95); }
}

@keyframes float2 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    33% { transform: translate(80px, -60px) scale(1.05); }
    66% { transform: translate(-30px, 50px) scale(0.9); }
}

@keyframes float3 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(-80px, -80px) scale(1.15); }
}

/* Navigation */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 20px 0;
    transition: all 0.3s ease;
}

.nav.scrolled {
    background: rgba(5, 5, 5, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    padding: 14px 0;
}

.nav-inner {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-mono);
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--text);
    text-decoration: none;
    letter-spacing: -0.02em;
    transition: color 0.2s ease;
}

.logo-bracket {
    color: var(--accent);
    font-weight: 400;
}

.logo:hover {
    color: var(--accent);
}

.nav-links {
    display: flex;
    gap: 32px;
}

.nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.88rem;
    font-weight: 500;
    transition: color 0.2s ease;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: width 0.3s ease;
    border-radius: 1px;
}

.nav-links a:hover {
    color: var(--text);
}

.nav-links a:hover::after {
    width: 100%;
}

/* Hero */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 120px 0 80px;
    position: relative;
    z-index: 1;
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(
        600px circle at var(--mouse-x, 50%) var(--mouse-y, 50%),
        rgba(108, 99, 255, 0.06),
        transparent 40%
    );
    pointer-events: none;
    z-index: -1;
}

.hero-badge {
    display: inline-block;
    padding: 8px 20px;
    border: 1px solid var(--border-light);
    border-radius: 100px;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    color: var(--accent);
    margin-bottom: 32px;
    animation: fadeInUp 0.8s ease forwards;
    background: rgba(108, 99, 255, 0.05);
}

.hero-title {
    font-size: clamp(3rem, 10vw, 5.5rem);
    font-weight: 800;
    letter-spacing: -0.04em;
    line-height: 1.05;
    margin-bottom: 24px;
    animation: fadeInUp 0.8s ease 0.1s forwards;
    opacity: 0;
}

.gradient-text {
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: clamp(1rem, 2.5vw, 1.15rem);
    color: var(--text-muted);
    margin-bottom: 48px;
    animation: fadeInUp 0.8s ease 0.25s forwards;
    opacity: 0;
    line-height: 1.8;
}

.hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    align-items: center;
    animation: fadeInUp 0.8s ease 0.4s forwards;
    opacity: 0;
}

.hero-cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 15px 32px;
    background: var(--accent);
    color: #fff;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    border-radius: 10px;
    transition: all 0.3s ease;
    box-shadow: 0 0 24px rgba(108, 99, 255, 0.3);
}

.hero-cta:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 0 40px rgba(108, 99, 255, 0.45);
}

.cta-arrow {
    transition: transform 0.2s ease;
}

.hero-cta:hover .cta-arrow {
    transform: translateX(4px);
}

.hero-cta-secondary {
    display: inline-flex;
    align-items: center;
    padding: 15px 32px;
    background: transparent;
    color: var(--text-muted);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    border-radius: 10px;
    border: 1px solid var(--border-light);
    transition: all 0.3s ease;
}

.hero-cta-secondary:hover {
    color: var(--text);
    border-color: var(--text-muted);
    transform: translateY(-2px);
}

/* Sections Common */
.section-label {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    color: var(--accent);
    margin-bottom: 16px;
}

.about,
.skills,
.contact {
    padding: 120px 0;
    position: relative;
    z-index: 1;
}

.about {
    border-top: 1px solid var(--border);
}

.section-title {
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    margin-bottom: 24px;
    line-height: 1.2;
}

.about-text {
    font-size: 1.1rem;
    color: var(--text-muted);
    line-height: 1.9;
    max-width: 600px;
}

/* Stats */
.stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 48px;
    padding-top: 48px;
    border-top: 1px solid var(--border);
}

.stat-item {
    text-align: center;
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 800;
    letter-spacing: -0.03em;
    background: linear-gradient(135deg, var(--accent), var(--accent-2));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 4px;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 500;
}

/* Skills */
.skills {
    border-top: 1px solid var(--border);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin-top: 48px;
}

.skill-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 32px;
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.skill-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(
        400px circle at var(--mouse-x, 50%) var(--mouse-y, 50%),
        rgba(108, 99, 255, 0.06),
        transparent 40%
    );
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.skill-card:hover {
    border-color: var(--border-light);
    transform: translateY(-4px);
}

.skill-card:hover::before {
    opacity: 1;
}

.skill-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: rgba(108, 99, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    color: var(--accent);
}

.skill-card h3 {
    font-size: 1.05rem;
    font-weight: 700;
    margin-bottom: 8px;
    letter-spacing: -0.01em;
}

.skill-card p {
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.6;
}

/* Contact */
.contact {
    border-top: 1px solid var(--border);
}

.contact-intro {
    color: var(--text-muted);
    margin-bottom: 40px;
    font-size: 1.05rem;
}

.contact-form {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 40px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 10px;
    color: var(--text);
    font-family: var(--font);
    font-size: 0.95rem;
    transition: all 0.3s ease;
    outline: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #3a3a3a;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(108, 99, 255, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 130px;
}

.btn-submit {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 15px 36px;
    background: var(--accent);
    color: #fff;
    border: none;
    border-radius: 10px;
    font-family: var(--font);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 0 20px rgba(108, 99, 255, 0.25);
}

.btn-submit svg {
    transition: transform 0.2s ease;
}

.btn-submit:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 0 32px rgba(108, 99, 255, 0.4);
}

.btn-submit:hover svg {
    transform: translateX(4px);
}

.btn-submit:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.form-status {
    margin-top: 16px;
    font-size: 0.95rem;
    min-height: 24px;
}

.form-status.success {
    color: #4ade80;
}

.form-status.error {
    color: #f87171;
}

/* Footer */
.footer {
    border-top: 1px solid var(--border);
    padding: 60px 0 40px;
    position: relative;
    z-index: 1;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
}

.footer-brand p {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-top: 8px;
}

.footer-links {
    display: flex;
    gap: 16px;
}

.footer-links a {
    width: 42px;
    height: 42px;
    border-radius: 10px;
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    text-decoration: none;
    transition: all 0.3s ease;
}

.footer-links a:hover {
    color: var(--accent);
    border-color: var(--accent);
    transform: translateY(-2px);
    background: rgba(108, 99, 255, 0.05);
}

.footer-bottom {
    padding-top: 24px;
    border-top: 1px solid var(--border);
    text-align: center;
}

.footer-bottom p {
    color: var(--text-muted);
    font-size: 0.82rem;
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-up.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive */
@media (max-width: 768px) {
    .skills-grid {
        grid-template-columns: 1fr;
    }

    .stats {
        grid-template-columns: repeat(3, 1fr);
        gap: 16px;
    }

    .stat-number {
        font-size: 1.5rem;
    }
}

@media (max-width: 600px) {
    .hero {
        padding: 100px 0 60px;
    }

    .about,
    .skills,
    .contact {
        padding: 80px 0;
    }

    .nav-links {
        gap: 20px;
    }

    .hero-actions {
        flex-direction: column;
    }

    .hero-cta,
    .hero-cta-secondary {
        width: 100%;
        justify-content: center;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .contact-form {
        padding: 24px;
    }

    .btn-submit {
        width: 100%;
        justify-content: center;
    }

    .footer-content {
        flex-direction: column;
        gap: 24px;
        text-align: center;
    }

    .stats {
        grid-template-columns: 1fr;
        gap: 24px;
    }
}